cakephp2.1中的数据获取问题
我有一个简单的播放列表数据库结构…它就是这种格式cakephp2.1中的数据获取问题,php,mysql,cakephp,cakephp-2.0,Php,Mysql,Cakephp,Cakephp 2.0,我有一个简单的播放列表数据库结构…它就是这种格式 sr.no | album_id | song_id | artist_id | user_id 意味着专辑id、歌曲id和艺术家id的组合使整个唱片独一无二。我想使用CAKEPHP条件获取组中的记录。我想要这种格式的数据。假设我想在特定的部分显示它，比如 album_id | song_id | artist_id 160 | 85 | 40, 45, 41, 44 我的试用码是
sr.no | album_id | song_id | artist_id | user_id
意味着专辑id、歌曲id和艺术家id的组合使整个唱片独一无二。我想使用CAKEPHP条件获取组中的记录。我想要这种格式的数据。假设我想在特定的部分显示它，比如
album_id | song_id | artist_id
160 | 85 | 40, 45, 41, 44
$playlist_condition = array('Tracklist.album_id' => $album_id, 'OR'=> array('Tracklist.status'=> 1, 'Tracklist.user_id'=>$user_id));
$trackdetails = $this->Tracklist->find('all', array('conditions' => $playlist_condition ));
$this->set("trackdetails", $trackdetails);
Array
(
[0] => Array
(
[Tracklist] => Array
(
[id] => 140
[album_id] => 1
[song_id] => 185
[artist_id] => 33
[video_link] =>
[status] => 1
[user_id] =>
[created] => 2012-05-25 10:08:50
[modified_by] =>
[modified] => 2012-05-25 10:08:50
)
[Album] => Array
(
[id] => 1
[name] => Om, Namah Shivay
[photo] =>
[genre] => Devotional
[copyrights] =>
[year] => 0000
[source] =>
[description] => Its' an devotional Album.
[download_link] =>
[status] => 2
[user_id] => 1
[created] => 2012-04-06 00:00:00
[modified_by] => 0
[modified] => 2012-04-22 09:11:35
)
[Song] => Array
(
[id] => 185
[name] => Shad.aab
[hindi] => अ
[roman] => a
[category] => Qawwalli
[poet_id] => 148
[status] => 7
[user_id] => 1
[created] =>
[modified_by] =>
[modified] => 2012-04-22 09:07:48
)
[Artist] => Array
(
[id] => 33
[name] => Suresh Vadekar
[photo] =>
[description] => Suresh Vadekar.
[status] => 1
[user_id] => 1
[created] => 2012-05-20 18:12:38
[modified_by] =>
[modified] => 2012-05-20 18:12:39
)
)
[1] => Array
(
[Tracklist] => Array
(
[id] => 138
[album_id] => 1
[song_id] => 185
[artist_id] => 31
[video_link] =>
[status] => 1
[user_id] =>
[created] => 2012-05-25 10:04:55
[modified_by] =>
[modified] => 2012-05-25 10:04:55
)
[Album] => Array
(
[id] => 1
[name] => Om, Namah Shivay
[photo] =>
[genre] => Devotional
[copyrights] =>
[year] => 0000
[source] =>
[description] => Its' an devotional Album.
[download_link] =>
[status] => 2
[user_id] => 1
[created] => 2012-04-06 00:00:00
[modified_by] => 0
[modified] => 2012-04-22 09:11:35
)
[Song] => Array
(
[id] => 185
[name] => Shad.aab
[hindi] => अ
[roman] => a
[category] => Qawwalli
[poet_id] => 148
[status] => 7
[user_id] => 1
[created] =>
[modified_by] =>
[modified] => 2012-04-22 09:07:48
)
[Artist] => Array
(
[id] => 31
[name] => Mehdi Hassan
[photo] =>
[description] => Mehdi Hassan Sahaab one of the prominiet singer of Asia...
[status] => 1
[user_id] => 1
[created] => 2012-05-20 18:07:20
[modified_by] =>
[modified] => 2012-05-20 18:07:20
)
)
[2] => Array
(
[Tracklist] => Array
(
[id] => 139
[album_id] => 1
[song_id] => 185
[artist_id] => 32
[video_link] =>
[status] => 1
[user_id] =>
[created] => 2012-05-25 10:04:55
[modified_by] =>
[modified] => 2012-05-25 10:04:55
)
[Album] => Array
(
[id] => 1
[name] => Om, Namah Shivay
[photo] =>
[genre] => Devotional
[copyrights] =>
[year] => 0000
[source] =>
[description] => Its' an devotional Album.
[download_link] =>
[status] => 2
[user_id] => 1
[created] => 2012-04-06 00:00:00
[modified_by] => 0
[modified] => 2012-04-22 09:11:35
)
[Song] => Array
(
[id] => 185
[name] => Shad.aab
[hindi] => अ
[roman] => a
[category] => Qawwalli
[poet_id] => 148
[status] => 7
[user_id] => 1
[created] =>
[modified_by] =>
[modified] => 2012-04-22 09:07:48
)
[Artist] => Array
(
[id] => 32
[name] => Jagjit Singh
[photo] =>
[description] => Jagjit Singh Sahab my favorite Sahab.
[status] => 1
[user_id] => 1
[created] => 2012-05-20 18:11:07
[modified_by] =>
[modified] => 2012-05-20 18:11:07
)
)
)在MySQL中使用GROUP_CONCAT怎么样
SELECT album_id, artist_id, GROUP_CONCAT(song_id) FROM my_table GROUP BY album_id, artist_id
你能详细说明一下吗。。。因为当我在phpmyadmin上尝试时，它显示为
BLOB-3BSELECT album_id, artist_id, GROUP_CONCAT(song_id) FROM my_table GROUP BY album_id, artist_id